Population | Intervention(s) | Comparison | Outcome |
Patients with a clinical diagnosis of an anxiety disorder, depression, or both conditions simultaneously, who are receiving treatment for their condition(s) in a way that is in concordance with NICE guidelines. | A diet inclusive of prebiotic foods. A diet inclusive of probiotic foods. A diet inclusive of both prebiotic and probiotic foods. | Patients with a clinical diagnosis of an anxiety disorder, depression, or both conditions, who are receiving treatment that is in concordance with NICE guidelines, but are receiving no specific dietary interventions. | Analysis of quantitative measures that assess the impact of an anxiety disorder, depression, or both conditions simultaneously on an individual. |
NICE, National Institute for Health and Care Excellence; PICO, population, intervention, comparison, outcome.